[dhcpv6/ztpv6] Adding Parsing Vendor Opts and Parsing Remote Id Opts lib for ztpv6 (#208)

1 files changed, 55 insertions, 0 deletions

diff --git a/dhcpv6/ztpv6/parse_vendor_options_test.go b/dhcpv6/ztpv6/parse_vendor_options_test.go
new file mode 100644
index 0000000..a494fac
--- /dev/null
+++ b/dhcpv6/ztpv6/parse_vendor_options_test.go
@@ -0,0 +1,55 @@
+package ztpv6
+
+import (
+	"testing"
+
+	"github.com/insomniacslk/dhcp/dhcpv6"
+	"github.com/stretchr/testify/require"
+)
+
+func TestParseVendorData(t *testing.T) {
+	tt := []struct {
+		name         string
+		vc, hostname string
+		want         *VendorData
+		fail         bool
+	}{
+		{name: "empty", fail: true},
+		{name: "unknownVendor", vc: "VendorX;BFR10K;XX12345", fail: true, want: nil},
+		{name: "truncatedArista", vc: "Arista;1234", fail: true, want: nil},
+		{name: "truncatedZPE", vc: "ZPESystems:1234", fail: true, want: nil},
+		{
+			name: "arista",
+			vc:   "Arista;DCS-7050S-64;01.23;JPE12345678",
+			want: &VendorData{VendorName: "Arista", Model: "DCS-7050S-64", Serial: "JPE12345678"},
+		}, {
+			name: "zpe",
+			vc:   "ZPESystems:NSC:001234567",
+			want: &VendorData{VendorName: "ZPESystems", Model: "NSC", Serial: "001234567"},
+		},
+	}
+
+	for _, tc := range tt {
+		t.Run(tc.name, func(t *testing.T) {
+			packet, err := dhcpv6.NewMessage()
+			if err != nil {
+				t.Fatalf("failed to creat dhcpv6 packet object: %v", err)
+			}
+
+			opts := []dhcpv6.Option{&dhcpv6.OptionGeneric{OptionData: []byte(tc.vc), OptionCode: 1}}
+			packet.AddOption(&dhcpv6.OptVendorOpts{
+				VendorOpts: opts, EnterpriseNumber: 0000})
+
+			vd, err := ParseVendorData(packet)
+			if err != nil && !tc.fail {
+				t.Errorf("unexpected failure: %v", err)
+			}
+
+			if vd != nil {
+				require.Equal(t, *tc.want, *vd, "comparing vendor option data")
+			} else {
+				require.Equal(t, tc.want, vd, "comparing vendor option data")
+			}
+		})
+	}
+}